What might cause nose discoloration?

Answer

There are several reasons that someone may experience discoloration or darkening of the skin, particularly on the nose. Some common causes include side effects of various medications, age spots, freckles, pregnancy, and several diseases and conditions. A common condition known as rosacea is known to turn the area across the nose and cheeks a bright red due to the dilation of small blood vessels in the skin. Rosacea is a chronic illness that can cause permanent damage, discoloration, and papules to the face.